Description
The Park Tool BBT-169 Steel Bottom Bracket / Lockring Tool is a heavy-duty 4140 steel workshop tool for removal and installation of components with 16-notch tool fittings, covering threaded bottom bracket cups, center lock disc brake rotor lockrings, and e-bike motor lockrings. The BBT-169 fits 16-notch fittings with a major diameter of 44-45mm and a minor diameter of 42.7mm, encompassing Shimano BB80, BB5700, XT BB70, BB51, and previous external bearing threaded cups, as well as cups from Campagnolo, Chris King, FSA MegaExo, Hope, SRAM/Truvativ GXP, Race Face X-type, Surly, and others. Center lock disc brake rotor lockrings and Bafang BBSH and BBS02 mid-drive motor lockrings are also within its scope, making the BBT-169 one of the broadest-application tools in the Park Tool bottom bracket range. The extra-deep body handles extra-wide spindles, low-profile walls seat into recessed lockrings, and three drive options – 3/8″ drive, 1″ hex, and 36mm wrench flats – address seized components across the full compatibility list. Integrated threads accept the Park Tool BBT-RS Bottom Bracket Tool Retaining System or GPS-1 Guide Pins (each sold separately).
- Machined from 4140 steel for heavy-duty workshop use
- Fits 16-notch tool fittings with a major diameter of 44 45mm and a minor diameter of 42.7mm
- Compatible with Shimano BB80, BB5700, XT BB70, BB51, and previous external bearing threaded cups
- Also fits cups from Campagnolo, Chris King, FSA MegaExo, Hope, SRAM/Truvativ GXP, Race Face X-type, Surly, and others
- Seats center lock disc brake rotor lockrings
- Fits Bafang BBSH and BBS02 mid-drive motor lockrings
- Extra-deep body accommodates extra-wide spindles
- Low-profile walls at the point of engagement reach recessed lockrings
- Three drive options: 3/8″ drive fitting, 1″ hex fitting, and 36mm wrench flats
- Outer diameter at point of engagement: 50.04mm (1.97″)
- Internal clearance: 42mm (1.654″) depth x 30.44mm (1.198″) diameter
- Integrated threads accept Park Tool BBT-RS or GPS-1 Guide Pins for added stability (each sold separately)
- Not rated for use with impact drivers
Park Tool BBT-169 Steel Bottom Bracket / Lockring Tool Bottom Bracket Tools UPC: 763477001863 MPN: BBT-169
